Finding the Fourth Proportional to 3,495.02, 4,822.89 and 2,078.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,495.02 : 4,822.89 = 2,078.63 : x
2. Step 2: Convert to fraction form
   3,495.02/4,822.89 = 2,078.63/x
3. Step 3: Cross multiply
   3,495.02x = 4,822.89 × 2,078.63
4. Step 4: Simplify right side
   3,495.02x = 10,025,001.71
5. Step 5: Solve for x
   x = 10,025,001.71/3,495.02
6. Step 6: Final answer
   x = 2,868.37